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/**
 * @package J2XML Library
 * @subpackage lib_eshiol_j2xml
 * 
 * @version 20.5.348
 * @since 16.11.288
 * 
 * @author Helios Ciancio <info (at) eshiol (dot) it>
 * @link http://www.eshiol.it
 * @copyright Copyright (C) 2010 - 2020 Helios Ciancio. All Rights Reserved
 * @license http://www.gnu.org/licenses/gpl-3.0.html GNU/GPL v3 J2XML is free
 *          software. This version may have been modified pursuant to the GNU
 *          General Public License, and as distributed it includes or is
 *          derivative of works licensed under the GNU General Public License or
 *          other free or open source software licenses.
 */

// Avoid `console` errors in browsers that lack a console.
(function() {
	var methods = [ 'assert', 'clear', 'count', 'debug', 'dir', 'dirxml',
			'error', 'exception', 'group', 'groupCollapsed', 'groupEnd',
			'info', 'log', 'profile', 'profileEnd', 'table', 'time', 'timeEnd',
			'timeStamp', 'trace', 'warn' ];
	console = window.console = window.console || {};
	methods.forEach(function(method) {
		if (!console[method]) {
			console[method] = function() {
			};
		}
	});
}());

if (typeof (eshiol) === 'undefined') {
	eshiol = {};
}

if (typeof (eshiol.j2xml) === 'undefined') {
	eshiol.j2xml = {};
}

if (typeof (eshiol.j2xml.convert) === 'undefined') {
	eshiol.j2xml.convert = [];
}

eshiol.j2xml.version = '20.5.348';

console.log('j2xml Library v' + eshiol.j2xml.version);

/**
 * process item
 * 
 * @param {array}
 *            nodes the array of item
 * @param {int}
 *            n
 * @param {int}
 *            tot
 * 
 * @return {boolean} true on success.
 */
eshiol.j2xml.send = function($nodes, n, tot) {
	console.log('eshiol.j2xml.send');

if ($nodes.length > 0) {
		// item = $nodes.pop();
		item = $nodes.shift();
		console.log(item);
		jQuery.ajax({
			type : 'POST',
			url : 'index.php?option=com_j2xml&task=cpanel.import&format=json',
			data : {
				'j2xml_data' : item
			},
			success : function(response, textStatus, jqXHR) {
				// Callback handler that will be called on success
				console.log('done');
				console.log(response);
				if (!response.success && response.message) {
					eshiol.renderMessages({
						'error' : [ response.message ]
					});
				} else if (response.messages) {
					eshiol.renderMessages(response.messages);
				}
			},
			dataType : 'json'
		}).always(function() {
			console.log('always');
			n++;
			if (n == tot) {
				button.innerHTML = button_text + 'ed... 100%';
				setTimeout(function() {
					button.innerHTML = button_text;
				}, 2000);
			} else {
				x = Math.floor(n / tot * 100);
				button.innerHTML = button_text + 'ing... ' + x + '%';
			}
			document.getElementById('j-main-container').scrollIntoView();
			eshiol.j2xml.send($nodes, n, tot);
		});
	}
}

/**
 * Upload a file
 * 
 * @param {string}
 *            name The name of the button
 * @param {string}
 *            url The url to process the file
 * @return {boolean} true on success.
 */
eshiol.j2xml.importer = function(name, url) {
	console.log('eshiol.j2xml.importer');
	console.log(name);
	console.log(url);

console.log('filetype: ' + jQuery('#' + name + '_filetype').val());

switch (jQuery('#' + name + '_filetype').val()) {
	case '2':
		if (jQuery('#' + name + '_url').val()) {
			return false;
		} else {
			alert('Please select a file');
			return true;
		}
		break;
	case '3':
		if (jQuery('#' + name + '_server').val()) {
			return false;
		} else {
			alert('Please select a file');
			return true;
		}
		break;
	default:
		if (!jQuery('#' + name + '_local').val()) {
			alert('Please select a file');
			return true;
		}
		break;
	}

if (!window.File || !window.FileReader || !window.FileList || !window.Blob) {
		alert('The File APIs are not fully supported in this browser.');
		return false;
	}

Joomla.removeMessages();

var AJAX_QUEUE = [];

input = jQuery('#' + name + '_local')
	if (!input) {
		alert("Um, couldn't find the fileinput element.");
		return false;
	}

input = input[0];
	if (!input.files) {
		alert("This browser doesn't seem to support the `files` property of file inputs.");
		return false;
	}

if (!input.files[0]) {
		alert("Please select a file before clicking 'Load'");
		return false;
	}

output_default = jQuery('#' + name + '_upload').find('span')[0].html;

file = input.files[0];

jQuery('#' + name + '_local').val('');
	jQuery('#' + name + '_local1').val('');

fr = new FileReader();
	fr.onload = function() {
		var xml = fr.result;

eshiol.j2xml.convert.forEach(function(fn) {
			xml = fn(xml);
		});

var xmlDoc;
		var $nodes = Array();
		try {
			xmlDoc = jQuery.parseXML(xml);
			$xml = jQuery(xmlDoc);
			root = $xml.find(":root")[0];

if (root.nodeName == "j2xml") {
				console.log(jQuery(root).attr('version'));

$root = jQuery(root);

var header = '<?xml version="1.0" encoding="UTF-8" ?>' + "\n"
						+ '<j2xml version="' + $root.attr("version") + '">'
						+ "\n";
				var footer = "\n</j2xml>";

$root.children("field").each(function(index) {
					$nodes.push(header + eshiol.XMLToString(this) + footer);
				});

$root.children("user").each(function(index) {
					$nodes.push(header + eshiol.XMLToString(this) + footer);
				});

$root.children("tag").each(function(index) {
					$nodes.push(header + eshiol.XMLToString(this) + footer);
				});

$root.children("category").each(function(index) {
					$nodes.push(header + eshiol.XMLToString(this) + footer);
				});

var base = '';
				if ($root.children("base").length) {
					base = eshiol.XMLToString($root.children("base")[0]);
				}
				$root.children("content").each(
						function(index) {
							$nodes.push(header + base
									+ eshiol.XMLToString(this) + footer);
						});

$root.children().each(
						function(index) {
							if ([ "base", "field", "user", "tag", "category",
									"content" ].indexOf(this.nodeName) == -1) {
								$nodes.push(header + eshiol.XMLToString(this)
										+ footer);
							}
						});
			} else {
				$nodes.push(xml);
			}
		} catch (e) {
			var $nodes = [ xml ];
		}

tot = $nodes.length;
		if (tot == 0) {
			return true;
		}
		n = 0;

button = jQuery('#' + name + '_upload').find('span')[0];
		button_text = button.innerHTML;
		button.innerHTML = button_text + 'ing... 0%';

eshiol.j2xml.send($nodes, n, tot);
	};
	fr.readAsText(file);
	return true;
}